MaterialOur school/hiking backpacks are made of superior quality and durable polyester.Polyester is the ideal lightweight material for ultra-strong backpacks. Polyester material is heat resistant, making it suitable for outdoor use.

FeaturesMain compartment with double-zipper closure.Roomy main compartment: the main compartments offer a separated space for your laptop, iPad, charger ,book, pen, pencil bag, calculator, clothes, ect. Easy find what you want.Two small interior pockets and one zipper pockets. Fit in your phone, wallet or any other equipment. It's anti theft and reliable, protecting wallet and other items inside from thief and offering a private space.One front pocket can carry pens or other little school supplies.Adjustable mesh pocket: it adjusts to fit a water bottle or juice box. Padded, adjustable comfy straps.Easy-to-clean lining.